tuxbjie5.m

包括MATLAB7.0实用指南（下）中所有例子的源代码

BW = imread('blobs.png');
       [B,L,N,A] = bwboundaries(BW);
       imshow(BW); hold on;
       for k=1:length(B),
         if(~sum(A(k,:)))
           boundary = B{k};
           plot(boundary(:,2), boundary(:,1), 'r','LineWidth',2);
           for l=find(A(:,k))'
             boundary = B{l};
             plot(boundary(:,2), boundary(:,1), 'g','LineWidth',2);
           end
         end
       end